2019niw

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Information

Transient

Name: AT2019niw
Right ascension: 23h21m59.86s
Declination: 27d32m46.43s
Discovery Date: Aug. 10, 2019, 3:51 p.m.
Classification: None
Redshift: None
MW E(B-V): 0.094

Host

Name: 2019niw
Right ascension: 23h22m00.30s
Declination: 27d32m50.11s
Redshift: None
Photometric Redshift: 0.127
 

Processing Status

Task Name Status Time taken (s) Warning Flag
Host match processed 3.2
Cutout download processed None
Global aperture construction processed 0.59
Local aperture photometry processed 6.35
Global aperture photometry processed 6.61
Validate local photometry no valid phot 0.02
Validate global photometry processed 18.31
Host information processed 0.08
Global host SED inference processed 464.53
Local host SED inference not processed None
Transient information processed 0.0
Transient MWEBV processed 0.04
Host MWEBV processed 0.04
Log transient processing status blocked None
 

Cutout Download Report

2MASS_H: 2MASS_J: 2MASS_K: WISE_W1: WISE_W2: WISE_W3: WISE_W4: GALEX_NUV: GALEX_FUV: PanSTARRS_g: PanSTARRS_r: PanSTARRS_i: PanSTARRS_z: PanSTARRS_y: SDSS_i: SDSS_r: SDSS_u: SDSS_z: SDSS_g: DES_g: DES_r: DES_i: DES_z: DES_Y:
 

Aperture Photometry


Aperture details

RA, DEC (J2000) = 23h21m59.86s, 27d32m46.43s
semi major axis, semi minor axis (arcsec) = 0.88, 0.88
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error

Aperture details

RA, DEC (J2000) = 23h22m00.28s, 27d32m50.24s
semi major axis, semi minor axis (arcsec) = 3.9, 2.91
angle (degrees, anti-clockwise from east) = -176.95

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error
GALEX_FUV 7.27 1.73 21.746 0.258
SDSS_u 3.25 2.5 22.621 0.836
SDSS_g 36.08 1.82 20.007 0.055
DES_g 43.5 0.36 19.804 0.009
PanSTARRS_g 41.89 0.8 19.845 0.021
SDSS_r 99.75 2.95 18.903 0.032
PanSTARRS_r 103.43 0.99 18.863 0.010
DES_r 111.87 0.79 18.778 0.008
SDSS_i 155.98 4.12 18.417 0.029
PanSTARRS_i 148.33 1.12 18.472 0.008
PanSTARRS_z 195.59 2.48 18.172 0.014
SDSS_z 198.69 10.86 18.155 0.059
DES_z 215.54 3.55 18.066 0.018
PanSTARRS_y 238.9 5.06 17.954 0.023
2MASS_J 449.78 146.44 16.373 0.353
2MASS_H 295.18 202.47 16.357 0.745
2MASS_K 268.25 196.29 15.991 0.794
WISE_W1 602.02 23.37 14.252 0.042
 

Imaging data

 

Spectral Energy Distribution

 
 
 
 

Host SED inference


Local parameter details

Documentation

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.335 10.428 10.517
{\rm log}_{10}({\rm SFR}) -0.497 0.038 0.508
{\rm log}_{10}({\rm sSFR}) -10.914 -10.351 -9.926
{\rm stellar\ age} 5.171 7.160 9.723

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.639 -0.194 0.050
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -0.851 -0.653 -0.457

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.300 0.814 1.301
\delta -0.017 0.244 0.360
\tau_1/\tau_2 0.364 0.753 1.246
Q_{PAH} 1.998 4.519 6.072
U_{min} 2.471 7.790 15.163
{\rm log}_{10}(\gamma_e)\, -2.969 -1.644 -0.651

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.049 -0.653 -0.014
{\rm log}_{10}(\tau_{AGN})\, 0.852 1.216 1.696

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.108 0.415 0.828
0.03-0.10 Gyr -1.991 -0.546 0.186
0.10-0.32 Gyr -2.191 -0.698 0.103
0.32-1.04 Gyr -1.615 -0.416 0.380
1.04-3.38 Gyr -1.050 0.199 0.766
3.38-10.91 Gyr -0.347 0.549 0.715
10.91-12.13 Gyr -0.242 0.691 1.445